Finding the Fourth Proportional to 147,844.97, 204,026.14 and 79,861.95
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Solution
The fourth proportional to 147,844.97, 204,026.14 and 79,861.95 is: 110,209.53
Step by Step Solution
- Step 1: Write the proportion equation
147,844.97 : 204,026.14 = 79,861.95 : x - Step 2: Convert to fraction form
147,844.97/204,026.14 = 79,861.95/x - Step 3: Cross multiply
147,844.97x = 204,026.14 × 79,861.95 - Step 4: Simplify right side
147,844.97x = 16,293,924,371.24 - Step 5: Solve for x
x = 16,293,924,371.24/147,844.97 - Step 6: Final answer
x = 110,209.53
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.